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Finding the Fourth Proportional to 1,823,835.41, 2,516,902.72 and 996,910.10

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Solution

The fourth proportional to 1,823,835.41, 2,516,902.72 and 996,910.10 is: 1,375,741.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823,835.41 : 2,516,902.72 = 996,910.10 : x
  2. Step 2: Convert to fraction form
    1,823,835.41/2,516,902.72 = 996,910.10/x
  3. Step 3: Cross multiply
    1,823,835.41x = 2,516,902.72 × 996,910.10
  4. Step 4: Simplify right side
    1,823,835.41x = 2,509,125,728,070.59
  5. Step 5: Solve for x
    x = 2,509,125,728,070.59/1,823,835.41
  6. Step 6: Final answer
    x = 1,375,741.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.